选择这个试试 设置为HW RESET后仍提示CANNOT ENTER DEBUG MODE。我手动将复位拉低，再下载也同样提示。
LOG_DEBUG("CMSIS-DAP found in product string"); cmsis_dap_found = true; } } /* Find the CMSIS-DAP interface */ for (int config = 0; config < dev_desc.bNumConfigurations; config++) { struct libusb_config_descriptor *config_desc; err = libusb_get_config_descriptor(dev, config, ...